It was the day of the Quidditch match between Gryffindor and Ravenclaw, and Shuxin had borrowed the Marauder's Map from Harry ahead of time.
Shuxin believed that Sirius would definitely go watch Harry's match, whether he considered him family or an enemy.
Standing in a third-floor corridor that offered a view of the entire Quidditch pitch, Shuxin kept her eyes fixed on the map, but Sirius's name never appeared. Could he really not be in the school? How bizarre.
Chapter 84